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Troubleshooting TechNotes

Automatic Protection Switching (APS )

CRC-16 and CRC-32 on Packet Over SONET Interfaces 02/May/2005

Troubleshooting Tools

Packet Over SONET (POS)

ML-MR-10 Configurations to Pass CDP Packets LACP Packets Transparently

Automatic Protection Switching (APS )

- A Brief Overview of Packet Over SONET APS 01/Oct/2006
- A Brief Overview of SONET Technology 14/Jun/2005
- Configuring Clock Settings on POS Router Interfaces 05/Sep/2006
- Configuring J1 Bytes and Troubleshooting HP-TIM Alarms on POS Line Cards 21/Mar/2005
- Inspection and Cleaning Procedures for Fiber-Optic Connections 30/Nov/2016
- Introduction to Optical Fibers, dB, Attenuation and Measurements 20/Apr/2005
- Measuring the Optical Level through IOS 19/Sep/2006
- Plugging a SingleMode Fiber Port Into a Multimode Fiber Port 15/May/2005
- SONET Graphical Overview 06/Feb/2005
- SONET Triggers 21/Jul/2005
- Troubleshoot Serial Interfaces on Channelized STM-1/OC-3 SPA 15/Sep/2015
- Troubleshooting Bit Error Rate Errors on SONET Links 12/Sep/2005
- Troubleshooting NEWPTR Errors on POS Interfaces 01/Oct/2006
- Troubleshooting PSE and NSE Events on POS Interfaces 01/Oct/2006
- Troubleshooting Physical Layer Alarms on SONET and SDH Links 24/Oct/2006
- Understanding Concatenated and Channelized SONET Interfaces on Cisco Routers 05/Sep/2006
- Understanding Loopbacks on POS Links 02/Dec/2005
- Understanding the Basic Differences Between SONET and SDH Framing in Optical Networks 02/Nov/2006
- Understanding the C2 Flag Byte on Packet Over SONET (POS) Interfaces 01/Dec/2005
- Understanding the Path Trace Byte (J1) on POS Interfaces 09/Sep/2005
- Using an Attenuator on SONET Links 08/Mar/2005

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